ATMEGA168A-MUR Atmel, ATMEGA168A-MUR Datasheet - Page 29
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ATMEGA168A-MUR
Manufacturer Part Number
ATMEGA168A-MUR
Description
IC MCU AVR 16K FLASH 32QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA168A-MUR
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
23
Program Memory Size
16KB (8K x 16)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
8.4
8.4.1
8.5
8.5.1
8.6
8.6.1
8271CS–AVR–08/10
Errata ATmega88PA
Errata ATmega168A
Errata ATmega168PA
Rev. F
Rev. E
Rev E
The revision letter in this section refers to the revision of the ATmega88PA device.
•
1.
The revision letter in this section refers to the revision of the ATmega168A device.
•
1.
The revision letter in this section refers to the revision of the ATmega168PA device.
•
1.
Analog MUX can be turned off when setting ACME bit
Analog MUX can be turned off when setting ACME bit
Analog MUX can be turned off when setting ACME bit
ATmega48A/48PA/88A/88PA/168A/168PA/328/328P
Analog MUX can be turned off when setting ACME bit
If the ACME (Analog Comparator Multiplexer Enabled) bit in ADCSRB is set while MUX3 in
ADMUX is '1' (ADMUX[3:0]=1xxx), all MUX'es are turned off until the ACME bit is cleared.
Problem Fix/Workaround
Clear the MUX3 bit before setting the ACME bit.
Analog MUX can be turned off when setting ACME bit
If the ACME (Analog Comparator Multiplexer Enabled) bit in ADCSRB is set while MUX3 in
ADMUX is '1' (ADMUX[3:0]=1xxx), all MUX'es are turned off until the ACME bit is cleared.
Problem Fix/Workaround
Clear the MUX3 bit before setting the ACME bit.
Analog MUX can be turned off when setting ACME bit
If the ACME (Analog Comparator Multiplexer Enabled) bit in ADCSRB is set while MUX3 in
ADMUX is '1' (ADMUX[3:0]=1xxx), all MUX'es are turned off until the ACME bit is cleared.
Problem Fix/Workaround
Clear the MUX3 bit before setting the ACME bit.
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